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JPL Small-Body Database Browser
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173258 (1999 RT136)
Classification: Main-belt Asteroid          SPK-ID: 2173258
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2492434778980761 4.4871e-08  
a 2.458448017158212 1.4649e-08 au
q 1.84569588313007 1.1621e-07 au
i .7091510888289125 6.6087e-06 deg
node 258.9633365900504 0.0003927 deg
peri 50.1400188149345 0.00039302 deg
M 51.01099854456237 1.8831e-05 deg
tp 2458400.996143279356
(2018-Oct-09.49614328)		 7.2448e-05 TDB
period 1407.958880802732
3.85		 1.2584e-05
3.445e-08		 d
yr
n .2556892853253996 2.2854e-09 deg/d
Q 3.071200151186354 1.83e-08 au
   Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      6914 days (18.93 yr)  
   first obs. used      1999-08-07  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58293  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 03:26:40  

Additional Information
 Earth MOID = .83038 au 
 Jupiter MOID = 2.20339 au 
 T_jup = 3.448 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO454189  

173258 (1999 RT136)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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